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CN106659540B - Mechanical teleoperated devices including interchangeable distal instruments - Google Patents

Mechanical teleoperated devices including interchangeable distal instruments Download PDF

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Publication number
CN106659540B
CN106659540B CN201580017946.1A CN201580017946A CN106659540B CN 106659540 B CN106659540 B CN 106659540B CN 201580017946 A CN201580017946 A CN 201580017946A CN 106659540 B CN106659540 B CN 106659540B
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China
Prior art keywords
remote control
control operating
operating device
mechanical remote
arrangement
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CN201580017946.1A
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CN106659540A (en
Inventor
R.贝拉
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Distalmotion SA
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Distalmotion SA
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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/30Surgical robots
    • A61B34/35Surgical robots for telesurgery
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/70Manipulators specially adapted for use in surgery
    • A61B34/71Manipulators operated by drive cable mechanisms
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/30Surgical robots
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B34/00Computer-aided surgery; Manipulators or robots specially adapted for use in surgery
    • A61B34/30Surgical robots
    • A61B34/37Leader-follower robots
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25JMANIPULATORS; CHAMBERS PROVIDED WITH MANIPULATION DEVICES
    • B25J3/00Manipulators of leader-follower type, i.e. both controlling unit and controlled unit perform corresponding spatial movements
    • B25J3/02Manipulators of leader-follower type, i.e. both controlling unit and controlled unit perform corresponding spatial movements involving a parallelogram coupling of the leader and follower units
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00Surgical instruments, devices or methods
    • A61B2017/00477Coupling
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61BDIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B90/00Instruments, implements or accessories specially adapted for surgery or diagnosis and not covered by any of the groups A61B1/00 - A61B50/00, e.g. for luxation treatment or for protecting wound edges
    • A61B90/50Supports for surgical instruments, e.g. articulated arms
    • A61B2090/506Supports for surgical instruments, e.g. articulated arms using a parallelogram linkage, e.g. panthograph

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  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Surgery (AREA)
  • Robotics (AREA)
  • Medical Informatics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Molecular Biology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Mechanical Engineering (AREA)
  • Manipulator (AREA)
  • Surgical Instruments (AREA)

Abstract

Disclosed is a mechanical remote operation device, including: i) a handle (30) disposed in the proximal portion of the device having a plurality of handle links interconnected by respective handle joints; ii) an end effector (31) disposed in the distal portion of the device having a plurality of end effector links interconnected by respective end effector joints; iii) a drive train arranged to kinematically connect the end effector to the handle such that movement of the end effector corresponds to movement of the handle, the drive train comprising: at least one arrangement of a plurality of rotatable elements (41 a-d) mounted together coaxially about an axis and arranged to rotate independently of each other; b) a first transmission comprising a drive element (62 a-c) arranged to actuate rotation of a plurality of rotatable elements (41 a-d) based on movement of the handle; c) a second transmission means comprising a driven element (63 a-c) arranged to be driven by rotation of the plurality of rotatable elements to cause movement of the end effector link, wherein the transmission system is configured for removably coupling together the first and second transmission means, wherein each driven element is removably coupled to one corresponding rotatable element.

Description

Mechanical remote control operating device including distal end instrument can be exchanged
Technical field
The present invention relates to the fields of long-range activating profile mechanical system.In a particular embodiment, the present invention relates to a kind of main For in the operative treatment and mechanical remote control operating device including distal end instrument can be exchanged.Some embodiments are particularly suitable for micro- Invasive procedures treatment.The present invention can be also suitably used for requiring high rigidity and precision together with force feedback flexible operating it is any long-range Activating profile application.The example of such application includes the operation in assembly operation, the operation in narrow place, danger or difficult circumstances And the operation in contaminated or clean room environment.
Background technique
Numerous environment and applications require remotely to be activated using mechanical remote control operating device.These applications include that assembling is appointed In accurate operation in business, the operation in narrow place, danger or operation, toilet or gnotobasis in contaminated environment Operation (either spacious field or minimally invasive) in operation and surgical environments.Although these applications are with parameter (such as, close tolerance And typical end-user) and change, but each application is required to many same characteristic features from mechanical remote control operating system, such as Implement have high rigidity and precision together with the ability of the flexible operating control of force feedback.
Now operation application is begged in more detail as the representative example for mechanical remote control operating device systematic difference By, wherein there are known devices, but great defect in the present art of this field is obvious.
For most of operative treatments, abdominal is still standard technique.It has used decades by medical field, And comprise the steps of: executing surgical tasks, traditional operation by cutting out long notch in other positions of abdomen or body Tool passes through the long notch insertion.However, due to long notch, this method great invasion for patients, thus Lead to massive blood loss during operation, and often results in the very long and painful convalescence in hospital environment.
In order to reduce the invasion of abdominal, laparoscopic surgery, a minimal invasive techniques are developed.It is cut instead of individually length Mouthful, several small notch are cut out in patients, and long and thin surgical instrument and endoscopic camera are inserted by the small notch.By In the minimally invasive property of the process, this technical reduces blood losses and pain, and shorten length of stay.When by exper ienced When surgeon executes, this technology can obtain the clinical effectiveness similar with abdominal.However, in spite of above-mentioned advantage, But laparoscopic surgery still requires that extremely advanced operation skill to operate rigidity and long instrument.It is used as the point of rotation into notch, To reduce the freedom degree that instrument is positioned and oriented for portion in the patient.Surgical hand surrounds the movement of this notch It is reversed and is scaled up (" fulcrum effect ") relative to instrument end, it reduce flexibility and susceptibility and be exaggerated outer The trembling of section's doctor's hand.In addition, long and straight instrument forces surgeon with posture uncomfortable for hand, arm and body Work, this may be extremely tiring during several hours of operation.Therefore, because these defects of laparoscopic instrument, this A little minimal invasive techniques are limited primarily to be used in simple operation, while the surgeon of only sub-fraction can be used in complicated mistake Cheng Zhong.
To overcome these limitations, surgical robot system is developed, to be easier to make for complicated Minimally Invasive Surgery offer Method.By means of the robot interface of computerization, these systems are able to carry out long-range laparoscopic surgery, wherein surgery Doctor, which is sitting at console, operates two active operation devices to execute operation by several small notch.With laparoscopic surgery class Seemingly, robotic method is also minimally invasive, surmounts the above-mentioned of abdominal to bring in terms of with regard to pain, blood loss and recovery time Advantage.In addition, also providing better division of labor effect compared with opening abdomen technology and laparoscopic technique for surgeon.However, to the greatest extent It is simpler on Manifold technology, but robotic surgery causes several unfavorable aspects.The major defect of these systems is related to including complicated Electro-mechanical system existing robot device high complexity, so as to cause the enormous expenditure purchased and safeguarded, this It can't afford for global most of Department Of Medical Surgeries.Another disadvantage of these systems is from following thing Real: current procedure robot is all very big, to the expensive real estate fought in operating room environment and significant increase time. Therefore be affected into patient, this with force feedback general lack of causing safety problem together.
W09743942, W09825666 and US2010011900 disclose a kind of Robot remote operation instrument, It is designed to replicate surgical hand exercise in patient's body.By means of the robot interface of computerization, can hold The long-range laparoscopic surgery of row, wherein surgeon, which is sitting at console, operates two control-rods to hold by several small notch Row operation.However, this system does not have autonomy or artificial intelligence, to substantially be answered completely by what surgeon controlled General labourer's tool.Control command is driven in robot driving link and robot by the electro-mechanical system of complicated computer control It is transmitted between part, the production and maintenance of the electro-mechanical system are prohibitively expensive and are difficult with for medical worker.
WO2012049623 describes a kind of mechanical operators for surgical instrument, with MS master-slave configuration and including The long-range actuating of distal end actuator.However, system described in wherein, which does not provide, can exchange instrument.
WO2013014621 describes a kind of mechanical remote control operating device for remote operation comprising MS master-slave configuration, The MS master-slave configuration includes by the driven unit of active cell driving equivalent in kinematics, so that each portion of driven unit Divide the movement for imitating each corresponding part of active cell.Although machine driven system is well adapted to the device, work as The device is just twisted across the cable of longitudinal joints in operation, this can force cable rubbing against one another.This is pushed away with the time The abrasion increased on cable is moved, and increases the friction in entire machine driving.
Therefore, the mechanical remote control operating device including distal end instrument can be exchanged that it is an object of the present invention to provide a kind of.This Device is designed to be used in surgical environments, and making it possible to exchange distal end instrument will be surgical instrument.However, the technology of this field Personnel are it will be recognized that can also dispose the device in the other application for wherein needing complicated, remote operation, and wherein, Instrument, which can be exchanged, to be useful for different operation task.
It is another object of the present invention to provide the mechanical remote control operating systems with improved transmission system.In such system In system, transmission system (and especially connector) will be designed such that cable does not rub each other, therefore reduce abrasion.
Summary of the invention
These targets and further advantage pass through a kind of mechanical remote control operating device realization for remote operation, the machinery Remote-control apparatus is designed to that the hand exercise of operator must be replicated naturally in the remote area of point in operation.Machine Tool remote-control apparatus may include the driven unit for being configured to be driven by active cell, and the active cell is preferably in kinematics On be equivalent to driven unit.Driven unit has the multiple follower links interconnected by corresponding passive joint, and including close End part and (also referred to as remote in the distal portions for one (referred to as interface passive joint) being distally connected in passive joint End-apparatus tool).More specifically, this interface passive joint of driven unit can have co-axial configuration, connect in the following manner from The proximal link and distal link of moving cell, i.e., so that the two adjoining connecting rods can be relative to each other around the coaxial fitting Axis axially rotates.Active cell includes the multiple drive connecting rods interconnected by corresponding active connector and corresponding connects Mouth active connector.
Radial type shank is connected to active cell for operating mechanical remote control operating device, and radial type end effector The distal end for being connected to distal end instrument is extreme.Mechanical remote control operating device further comprises transmission system, and being arranged to will be actively single The equivalent freedom degree (freedom degree including end effector) of member and driven unit is kinematically connected to the freedom of the shank Degree, so that the end effector replicates the movement of shank when operating the mechanical remote control operating device.
Transmission system include: (i) it is multiple can rotating elements at least one arrangement, it is the multiple can coaxial It is installed together and the axis coaxle with the interface passive joint of driven unit, and is arranged to be independently of one another;(ii) One transmission device, is integrated into the proximal part of driven unit, and including drive cable etc., the drive cable etc. It is arranged to the rotation of each of the energy rotating element at least one described arrangement of actuating;And (iii) second driver Part, is integrated into the instrument of distal end and including driven cable etc., and described driven cable etc. is arranged to through multiple energy In at least one arrangement of rotating element to should be able to the rotation of each of rotating element driven.
Drive train according to the present invention is advantageously constructed for by the respective proximal and distal portions of driven unit The first and second transmission devices be removably linked together.In this arrangement, each of described second transmission device from Dynamic cable is removably connected to one at least one arrangement described in multiple energy rotating elements by means of additional element To should be able to rotating element, can be exchanged and modular tool/device system with mechanical remote control for grasping in order to provide user-friendly It is used together as device.
According to one embodiment of present invention, the section of the driven cable of each of second transmission device is removably coupled to It is multiple can one at least one arrangement of rotating elements to should be able to rotating element.Each of these sections are planar It is guided along path, the plane is substantially perpendicular to the energy rotating element energy at least one arrangement of multiple energy rotating elements The axis enough rotated about.This path preferably extends along circular trace, the central point of the circular trace and can rotate member The axis of part is consistent.
According to another embodiment of the invention, the driven cable of each of described second transmission device is anchored into cooperation The axis of recipient, interface passive joint of the cooperation recipient around driven unit is pivotally mounted.It is multiple to rotate member Each of at least one arrangement of part to should be able to rotating element include complementary mating part, the mating part of the complementation It is removably mounted on inside corresponding cooperation recipient.
According to a further embodiment of the invention, the mating part of each complementation, which is installed in, is connected to a corresponding energy On the indicator (pointer) of rotating element.These indicators can be rotated around the axis of interface passive joint, and can be each other Angularly biasing is so that the angular amplitude of its movement allows to carry out gamut actuating to end effector joint.
According to a further embodiment of the invention, recipient and corresponding mating part is cooperated to be accommodated in driven member shell It is internal.The driven member shell includes the two complementary housing parts removably installed against each other.The cooperation receives Device is mounted on inside a complementary housing parts of the distal portions for being connected to driven unit, and the mating part of the complementation It is installed in inside another the complementary housing parts for being connected to the proximal part of driven unit.
According to another embodiment of the invention, transmission system includes two arrangements of multiple energy rotating elements, wherein the Energy rotating element in one arrangement is co-axially mounted on together, so that each driven can connect around the interface of driven unit The axis rotation of head, and wherein, the energy rotating element in the second arrangement are co-axially mounted on together with around mutually rotating, and With the axis collinear of the interface active connector of active cell.In this configuration, each drive cable of the first transmission device is equal One be connected in the second arrangement of an energy rotating element and active cell in the first arrangement of driven unit is corresponding Can rotating element so that it is described second arrangement each of can rotating element rotation make it is described first arrange in it is corresponding It can rotating element rotation.
Still another embodiment according to the present invention, two or more remote-control apparatus as defined above can be set It is set to and works together, enable a user to execute Bidirectional manual operation.Furthermore it is possible to by two or more remote manipulators It is mounted on activity and radial type station, so that it can be easy to move from one place to another on the ground, and can be Its operating position and orientation are adjusted in 3d space.
Detailed description of the invention
According to following detailed descriptions that reference attached drawing carries out several embodiments of the present invention, it is better understood with this hair It is bright, in the accompanying drawings:
- Fig. 1 shows the perspective view of mechanical remote control operating device according to the present invention;
Fig. 2 shows the schematic diagrames of the transmission system of the mechanical remote control operating device of Fig. 1;
- Fig. 3 shows the schematic diagram of the transmission system of Fig. 1, and the transmission system includes the first, second, and third driver Part;
- Fig. 4, Fig. 5 and Fig. 6 show the transmission system that end effector is transferred to for each freedom degree by shank Schematic diagram;
- Fig. 7 shows the perspective view that can dismantle distal end instrument;
- Fig. 8 shows the perspective view of the low portion of the driven member shell in the first arrangement of transmission system, the lower part Part includes cooperation recipient;
- Fig. 9 shows the perspective view of the guide device of the driven member shell of Fig. 8;
- Figure 10 shows the upper part of the driven member shell comprising complementary mating part, the mating part of the complementation It is arranged to inside the corresponding matching recipient for being removably mounted on Fig. 8;
- Figure 11 a, Figure 11 b and Figure 11 c show three different views of distal portions, the machine of the distal portions and Fig. 1 The proximal part of the driven unit of tool remote-control apparatus is connected;And
- Figure 12 shows exemplary embodiment comprising is mounted on the machine of two identical Fig. 1 on radial type recreational center Tool remote-control apparatus, that is, the mechanical remote control operator for operative treatment.
Specific embodiment
There is described herein the mechanical remote control operators constructed by embodiment according to the present invention, can be used for Minimally Invasive Surgery In treatment or other application, and substantially see in Figure 12.This operator preferably includes two identical mechanical remote control operations Device, shown in such as (e.g.) Fig. 1, the two mechanical remote control operating devices are installed in radial type recreational center 110(Figure 12) Above and it is configured to be operated independently of another one.As described in WO2013/014621 conceptually, each machine of Fig. 1 On the one hand tool remote-control apparatus includes the master-with the driven unit 10 driven by active cell 20 equivalent in kinematics It include mechanical constraint device 90 from configuration, and on the other hand, so that active cell 20 is imitated in each part of driven unit 10 Each corresponding part movement and during the operation of the device without departing from the remote center moved as shown in Figure 3 (RCM).However, in other embodiments of the invention, mechanical remote control operating device may not have the remote center of movement (RCM).In view of two mechanical remote control operating devices are structurally and functionally identical, following description will relate to only Fig. 1 such as and arrive The mechanical remote control operating device specifically illustrated in Fig. 6.
Referring more specifically to Fig. 3, driven unit 10 includes by the more of corresponding passive joint 16,17,18,19 interconnection A follower link 11,12,13,14.Radial type end effector 31 is installed at the distal end of follower link 14, it is described from Dynamic connecting rod 14 is revolvably connected to adjacent connecting rod 13 by coaxial fitting 19, enable two adjacent connecting rods 13,14 relative to It is rotated each other around the axis coaxle of longitudinal joints 19.The remaining passive joint 16,17,18 of driven unit 10 is so-called pivot Joint categories, the adjacent connecting rod of connection two (for example, Pivot joint 17 connects connecting rod 12 and connecting rod 13) is so as to perpendicular to institute State in the plane of the rotation axis of Pivot joint angularly to activate relative to each other.Active cell 20 includes and driven unit 10 identical structures and kinematic configurations.More specifically, active cell 20 includes mutual by corresponding active connector 26,27,28,29 The multiple drive connecting rods 21,22,23,24 of the correspondence being connected.One in these connectors is coaxial fitting 29, while other connectors It is Pivot joint 26,27,28.Radial type shank 30 is connected at the distal end of drive connecting rod 24 of active cell 20, with For operating the mechanical remote control operating device.
When mechanical remote control operating device is in the neutral position of Fig. 3, from operator be applied to the upward of shank 30 and to It is lower movement make drive connecting rod 24 along its pass through mechanical constraint device 90 longitudinal axis translate, and be applied on shank forward and Movement rotates drive connecting rod 24 around the axis for the axis for being parallel to each Pivot joint backward.These movement in each or A combination thereof generates the angular displacement of the active connector 26,27,28,29 of active cell 20, wherein the angle position of each active connector Machine driving is crossed by Mobile Communication causes the correspondence passive joint 16,17,18,19 of driven unit 10 that identical angular displacement occurs.It is actively single Kinematics connection between each Pivot joint 26,27,28 and the corresponding Pivot joint 16,17,18 of driven unit 10 of member 20 Realize that the cable, which is respectively arranged to, is anchored into two corresponding pulleys, and the pulley encloses by the cable that pulley transports It is revolvably installed around axis (its axis is consistent with the axis of corresponding Pivot joint).Each Pivot joint 16 of driven unit 10, 17, the kinematics between 18 and the corresponding Pivot joint 26,27,28 of active cell 20 is connected to above-mentioned PCT application (WO2013/ 014621) it is described in more detail in.In this configuration, by 11,12,13,14 and of multiple follower links of driven unit 10 The kinematics model for the chain that corresponding passive joint 16,17,18,19 is formed with by active cell 20 multiple drive connecting rods 21,22, 23, the kinematics model of 24 chains formed with corresponding active connector 26,27,28,29 is identical.
As schematically illustrated in Fig. 2, shank 30 be configured to by three of transmission system actuating end effector 31 from By spending, the transmission system is suitable for three corresponding cunnings of three pulleys 30a, 30b, 30c of shank 30 and end effector 31 Wheel 31a, 31b, 31c are kinematically connected.By this method, when operating the remote control operation operation device, shank 30 Each pulley angular displacement by end effector 31 correspondence pulley replicate.End effector 31 is constructed such that two cunnings The reverse rotation of wheel 31b, 31c in one direction is pivoted away from clamp 32a, 32b in an opposite direction each other to open The clip of clamp is stated, while the reverse rotation of two pulleys 31b, 31c in the other directions makes clamp 32a, 32b in opposite side It is rotated towards upwards and with closing clamp and maintains the chucking power of clamp each other.The working distal tip of clamp 32a, 32b have for pressing from both sides The surface held, and can be used for (for example) tweezers or burn in application.Alternatively, when the end of clamp 32a, 32b are as scissors When carrying out the blade of collaboration cutting, " clamping " for being closed clamp can be cutting action.Therefore clamping can be held depending on end The property of row device 31 executes different function.This end effector is further configured to when pulley 31a is by according to the present invention Cable drive system actuating when around its pulley 31a axis pivot.
Still referring to FIG. 2, including: three energy rotating elements 41a, 41b, 41c according to the transmission system of this preferred embodiment The first arrangement 40, it is described can interface passive joint around driven unit of rotating element 41a, 41b, 41c axis 19a coaxially It is installed together;And the second arrangement 50 of three energy rotating elements 51a, 51b, 51c, the energy rotating element 51a, 51b, 51c is axially mounted on together around the axis 29a of the interface active connector of active cell.Can rotating element 41d include actuating from The follow-up pulley of the interface passive joint 19 of moving cell 10, the follow-up pulley are rigidly attached to follower link 14.It can rotation Element 51d includes the driving pulley for activating the interface active connector 29 of active cell 20, and the driving pulley is rigidly attached to Drive connecting rod 24.Energy rotating element 41a, 41b, 41c in first arrangement 40 are partially housed in driven member shell 40' Portion, while energy rotating element 51a, 51b, 51c in the second arrangement 50 are partially housed inside driving link shell 50'.Such as Shown in Fig. 1, driven member shell 40' and driving link shell 50' are connected respectively to the distal link 14 and actively of driven unit 10 The correspondence drive connecting rod 24 of unit 20.Driven member shell 40' is connected further to can rotating element 41d, and driving link shell 50' It is connected further to should be able to rotating element 51d.
Transmission system as shown in Figure 2 further comprises the first transmission device, and there are three the first transmission device tools Cable 62a, 62b, 62c or similar structures, the cable be respectively arranged to by one in the second arrangement can rotating element 51a, 51b, 51c with first arrangement 40 in one to should be able to rotating element 41a, 41b, 41c connect so that second arrange 50 in it is every It is a can rotating element 51a, 51b, 51c rotary-actuated corresponding cable, this then make in the first arrangement 40 etc. efficiency rotation Element 41a, 41b, 41c rotation.
Referring now to Fig. 4 to Fig. 6, transmission system includes the second transmission device, and there are three driven for the second transmission device tool Cable 63a, 63b, 63c or similar structures, the cable are respectively arranged to be anchored at the correspondence pulley of end effector 31 On 31a, 31b, 31c, so that these pulleys can be connected around its respective pivot occurs angular displacement.These driven cables are axially Extend through follower link 14, be removably anchored in the first arrangement 40 of driven unit 10 to should be able to rotating element 41a,41b,41c.Then will be described in each driven cable to should be able to rotating element can remove connection.
Transmission system further comprises third transmission device, third transmission device tool there are three cable 61a, 61b, 61c or similar structures, the cable is respectively arranged to be anchored on correspondence pulley 30a, 30b, 30c of shank 30, to lead to It crosses these pulleys to be driven around its corresponding angular displacement for being pivotally connected generation, the angular displacement is generated by actuating shank 30. Each of these cables 61a, 61b, 61c axially extend along drive connecting rod 24 to be anchored into the second of active cell 20 In arrangement 50 to should be able to rotating element 51a, 51b, 51c.Fig. 2 is partly illustrated in greater detail how to realize such company It connects.Only cable 61a and 61c are visible by each cable 61a, 61b, 61c() planar and along substantially circular path by partly Guidance, the plane is preferably perpendicular to the axis of the longitudinal joints 29 of active cell 20, and the circular path passes through and is less than 120 degree of angle (on present example).Section 75a, 75c(75b of each cable are invisible in Fig. 2) it is attached to Corresponding indicator 76a, 76b, 76c, wherein these indicators with mutually should be able to rotating element 51a, 51b, 51c jointly coaxially Installation, and it is stacked on top of each other and angularly bias.
According to the configuration of transmission system, during the operation of mechanical remote control operating device, each pulley 30a of shank 30, Correspondence cable 61a, 61b, the 61c for the angular displacement driving third transmission device that 30b, 30c occur around the connection of its respective pivot, this leads Cause second arrangement 50 in should be able to rotating element 51a, 51b, 51c around the interface passive joint 29 of active cell 20 axis send out The male character types in Chinese operas, usu. referring tov the bearded character displacement.The rotation of each of these energy rotating elements 51a, 51b, 51c drive the correspondence cable of the first transmission device Line 62a, 62b, 62c, this cause in the first arrangement 40 etc. efficiency rotating element 41a, 41b, 41c around driven unit 10 interface Angular displacement occurs for the axis of passive joint 19.The rotation of each of these energy rotating elements 41a, 41b, 41c then cause Correspondence pulley 31a, 31b, 31c of end effector 31 by means of the second transmission device correspondence driven cable 63a, 63b, 63c Angular displacement occurs.Two energy rotating elements 41d, 51d of residue of corresponding driven unit 10 and active cell 20 are by means of cable 62d links together, so that the axial-rotation of drive connecting rod 24 rotates corresponding follower link 14 around its longitudinal axis.
Due to this specific configuration, transmission system is able to be advantageously arranged in drive connecting rod 24 and corresponding follower link 14 avoid cable from distorting when coaxially rotating.Therefore abrasion since the cable that mechanical remote control operating device generates is used for a long time obtains To substantially reduce.
Referring now to Fig. 8, Fig. 9 and Figure 10, drive train according to the present invention includes connection/releasing connection mechanical device, with For by each of the second transmission device driven cable 63a, 63b, 63c cable 62a, 62b corresponding with the first transmission device, 62c is removably connected, to provide user-friendly energy exchange and modular tool system to mechanical remote control operating device. For this purpose, preferably by means of screw make driven member shell 40' low portion 40a and on can be removed against each other by part 40b Ground is fixed, to allow user to make distal portions 10a(Fig. 7 of driven unit 10) and proximal part 10b company of disconnection in structure It connects, specifically illustrates as shown in figure 1.
With reference to Fig. 9, connection/releasing coupling arrangement of transmission system includes in the low portion 40a of driven member shell Guide device 73a, 73b, 73c.Each of these guide devices 73a, 73b, 73c are preferably in a series of shape of rollers Formula, the roller are arranged to planar and along the second transmission device of substantially circular Route guiding for passing through some angular region Each cable 63a, 63b, 63c section 74a, 74b, 74c, the plane be substantially perpendicular to the interface of driven unit 10 from The axis of dynamic connector 19.In the other embodiments of same invention, instead of being made of a series of rolling words, guide device may include non- Moving element or surface, so as to guided in its path the second transmission device each cable 63a, 63b, 63c section 74a, 74b,74c.Each section 74a, 74b, 74c of each of these cables be anchored into cooperation recipient 81a, 81b, The axis 19a of 81c, the interface passive joint 19 of the cooperation recipient around driven unit 10 are pivotally mounted, such as Fig. 8 Shown in.As in Figure 10 it can be seen that, complementary mating part 82a, 82b, 82c(is preferably in the form of connecting pin) pacified On corresponding support 83a, 83b, 83c, the supporting element and the phase in the first arrangement should be able to rotating element jointly coaxially Arrangement.These supporting elements 83a, 83b, 83c(its preferably in the form of indicator) it is stacked on top of each other and angularly bias.Each Connecting pin 82a, 82b, 82c are adapted to removably be mounted on inside corresponding cooperation recipient 81a, 81b, 81c, such as scheme It is specifically illustrated in 11c.
According to transmission system, Rs/Rm(Fig. 2) ratio be equal to Ds/Dm ratio, in which:
I) Rs is the axis of the interface passive joint 19 of driven unit 10 and a driven cable of the second transmission device A radial distance being anchored between section 73a, 73b, 73c of 63a, 63b, 63c;
Ii) Rm be the interface passive joint 29 of active cell 20 axis and third transmission device a cable 61a, A radial distance being anchored between section of 61b, 61c;
Iii) Ds is the diameter of a corresponding pulley 31 of end effector 31,31b, 31c;And
Iv) Dm is the diameter of corresponding pulley 30a, 30b, 30c for shank 30.
The configuration of mechanical remote control operating device according to the present invention allows the operator to be easy to remove distal portions 10a(packet Include the end effector 31 being located at its distal end) and with including any kind of end effector (such as, scissors, solution Cut open cutter, cutter, needle holder or any other surgical attachment) another distal portions replace remove distal portions 10a.
Although the transmission system as disclosed in this preferred embodiment includes cable, its specific configuration is not limited to this A embodiment.For example, the present invention can also cover other flexible and non-flexible driving element (such as, stick, link mechanisms etc.), It can be arranged to and realize identical function set forth herein.
Although in addition, including first, second and the according to the transmission system of the mechanical remote control operating device of preferred embodiment Three transmission devices respectively include three cables with the three degree of freedom of the actuating end effector when operating shank, but this hair Bright range is also covered by configuration only with the first and second transmission devices, so that only detour driven unit connects its respective cable First 19 to allow, by the distal portions 10a of driven unit 10, proximally part 10b is removed.It can also be envisaged that more than three transmission devices (respectively include different groups of cable) includes the embodiment of several coaxial fittings to cover active cell and driven unit respectively.
Although the present invention has referred to its specific embodiment and has been specifically shown and describes, it should be appreciated by those skilled in the art that , can be in form and details in the case where not departing from the spirit and scope of the present invention as defined by the appended claims Aspect makes various changes to illustrated embodiment.For example, the scope of the present invention includes following configurations, wherein at least first and Three transmission devices include the N cable for N number of freedom degree of shank to be transferred to end effector, wherein N can be for for example 2,4 or 5.In addition, the transmission system according to embodiment described herein can be adapted to any remote-control apparatus, It not necessarily include MS master-slave configuration equivalent in kinematics.

Claims (16)

1. a kind of mechanical remote control operating device comprising:
The shank being placed in the proximal part of described device, the shank have through the interconnection of corresponding shank connector Multiple shank connecting rods;
The end effector being placed in the distal portions of described device, the end effector has to be held by respective end Multiple end effector connecting rods that row device connector interconnects;
Transmission system, the transmission system, which is arranged to, is kinematically connected to the shank for the end effector, So that the movement of the end effector corresponds to the movement of the shank, the transmission system includes:
At least one arrangement of multiple energy rotating elements, the multiple energy rotating element are co-axially mounted on around single axis Together and it is arranged to and is independently of one another;
- the first transmission device, first transmission device includes driving element, and the driving element is arranged to based on described The rotation of the multiple energy rotating element of the motion actuation of shank;And
- the second transmission device, second transmission device includes driven element, and the driven element is arranged to by described The rotation of multiple energy rotating elements is driven, and is moved so as to cause the end effector connecting rod,
Wherein, the transmission system is configured for for first and second transmission device being removably linked together, Wherein, each driven element is removably connected to one to should be able to rotating element.
2. mechanical remote control operating device according to claim 1, wherein each driven element of second transmission device Section be removably connected to one at least one described arrangement to should be able to rotating element, wherein each section Planar be guided along path, the plane perpendicular to it is described at least one arrangement in it is described to should be able to rotating element around Its axis rotated.
3. mechanical remote control operating device according to claim 2, wherein the path extends along circular trace, the rail The central point of mark is consistent with the axis that the multiple energy rotating element can rotate about.
4. according to claim 1, mechanical remote control operating device described in any one of 2 or 3, wherein the multiple to rotate The axis that element can rotate about is consistent with the axis of connector of the mechanical remote control operating device.
5. according to claim 1, mechanical remote control operating device described in any one of 2 or 3, wherein second driver Each driven element of part is anchored into cooperation recipient, and the cooperation recipient can be enclosed around the multiple energy rotating element The axis rotated about is pivotally mounted, wherein it is described at least one arrangement each of to should be able to rotating element it is equal Including complementary mating part, the mating part of the complementation can be removably mounted in corresponding cooperation recipient Portion.
6. mechanical remote control operating device according to claim 5, wherein the mating part company of being installed in of each complementation It is connected to should be able to be on one in multiple supporting elements of rotating element.
7. mechanical remote control operating device according to claim 6, wherein the cooperation recipient and corresponding matching part quilt It is contained in inside first shell, the first shell includes the shell for the two or more complementations removably installed against each other Part.
8. mechanical remote control operating device according to claim 7, wherein the cooperation recipient is installed in the complementation Housing parts in an inside, and wherein, the mating part of the complementation is installed in another complementary housing section Divide internal.
9. according to claim 1, mechanical remote control operating device described in any one of 2 or 3, wherein the transmission system packet Include two arrangements respectively with multiple energy rotating elements, wherein the energy rotating element in the first arrangement is co-axially mounted on Together to be rotated around first rotation, and wherein, second arrangement in energy rotating element be co-axially mounted on together with It is rotated around the second rotation axis.
10. mechanical remote control operating device according to claim 9, wherein each driving member of first transmission device Part be each connected to one in first arrangement can one in rotating element and second arrangement to member should be able to be rotated Part so that it is described second arrangement each of can rotating element rotation make it is described first arrangement in should be able to rotating element rotation Turn.
11. mechanical remote control operating device according to claim 9, wherein the multiple energy rotation in second arrangement It is consistent with the axis of connector of the mechanical remote control operating device to turn second rotation axis that element can rotate about.
12. mechanical remote control operating device according to claim 9, wherein the transmission system further comprises that third passes Dynamic device, the third transmission device includes multiple actuated elements, and the multiple actuated element is respectively kinematically connected To the energy actuating element of the shank, and the multiple actuated element is respectively arranged in the correspondence institute for activating the shank The rotation of an energy rotating element in second arrangement is activated when stating energy actuating element.
13. mechanical remote control operating device according to claim 12, wherein each transmission member of the third transmission device The section of part be anchored into second arrangement to should be able to rotating element.
14. according to claim 1, mechanical remote control operating device described in any one of 2 or 3, wherein the mechanical remote control behaviour Make device with MS master-slave configuration, the MS master-slave configuration includes: driven unit, and the driven unit has to be connect by accordingly driven Multiple follower links that head interconnects;And active cell, the active cell has mutually to be connected by corresponding active connector The multiple drive connecting rods connect.
15. mechanical remote control operating device according to claim 14, wherein by the multiple driven of the driven unit The kinematics model for the chain that connecting rod and corresponding passive joint are formed with by the multiple drive connecting rod and phase of the active cell The kinematics model for the chain for answering active connector to be formed is identical.
16. a kind of mechanical operators for Minimally Invasive Surgery comprising at least two mechanical remote controls operation dress being mounted on station It sets, wherein each mechanical remote control operating device is defined according to any one of preceding claims.
CN201580017946.1A 2014-02-03 2015-01-26 Mechanical teleoperated devices including interchangeable distal instruments Active CN106659540B (en)

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